com.espertech.esper.client

Class EPServiceProviderManager

java.lang.Object

com.espertech.esper.client.EPServiceProviderManager

public final class EPServiceProviderManager
extends Object

Factory for instances of EPServiceProvider.

Constructor Summary

Constructors

Constructor and Description
EPServiceProviderManager()

Method Summary

Modifier and Type	Method and Description
static EPServiceProvider	getDefaultProvider() Returns the default EPServiceProvider.
static EPServiceProvider	getDefaultProvider(Configuration configuration) Returns the default EPServiceProvider.
static EPServiceProvider	getExistingProvider(String providerURI) Returns an existing provider.
static EPServiceProvider	getProvider(String providerURI) Returns an EPServiceProvider for a given provider URI.
static EPServiceProvider	getProvider(String providerURI, Configuration configuration) Returns an EPServiceProvider for a given provider URI.
static String[]	getProviderURIs() Returns a list of known provider URIs.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EPServiceProviderManager

public EPServiceProviderManager()

Method Detail

getDefaultProvider

public static EPServiceProvider getDefaultProvider()

Returns the default EPServiceProvider. The URI value for the service returned is "default".

Returns:

default instance of the service.

getDefaultProvider

public static EPServiceProvider getDefaultProvider(Configuration configuration)
                                            throws ConfigurationException

Returns the default EPServiceProvider. The URI value for the service returned is "default".

Parameters:

configuration - is the configuration for the service

Returns:

default instance of the service.

Throws:

ConfigurationException - to indicate a configuration problem

getProvider

public static EPServiceProvider getProvider(String providerURI)

Returns an EPServiceProvider for a given provider URI.

Use the URI of "default" or null to return the default service provider.

Parameters:

providerURI - - the provider URI

Returns:

EPServiceProvider for the given provider URI.

getProvider

public static EPServiceProvider getProvider(String providerURI,
                                            Configuration configuration)
                                     throws ConfigurationException

Returns an EPServiceProvider for a given provider URI. Use the URI of "default" or null to return the default service provider.

Parameters:

providerURI - - the provider URI. If null provided it assumes "default".

configuration - is the configuration for the service

Returns:

EPServiceProvider for the given provider URI.

Throws:

ConfigurationException - to indicate a configuration problem

getExistingProvider

public static EPServiceProvider getExistingProvider(String providerURI)

Returns an existing provider. Returns null if the provider for the given URI has not been initialized or the provider for the given URI is in destroyed state.

Parameters:

providerURI - - the provider URI. If null provided it assumes "default".

Returns:

EPServiceProvider for the given provider URI.

getProviderURIs

public static String[] getProviderURIs()

Returns a list of known provider URIs.

Returns a the value "default" for the default provider.

Returns URIs for all engine instances including destroyed instances.

Returns:

array of URI strings